I was about to post something similar.

There was a big fanfare about orioledb a while ago, and i think it got bought by people that wanted to push that into mainstream postgres?

Did it die somewhere along the road?

Supabase customers run it (marked alpha).

https://supabase.com/blog/orioledb-launch

And they continue to work on it.

https://supabase.com/blog/orioledb-patent-free

(supabase employee)

confirming that we're still working hard on this. aiming to be production-ready this year. benchmarks and compatibility testing are on track